The Glock 17 9mm pistol was developed by Austria Glock Co., Ltd. in 1983 at the request of the Austrian Army. Nowadays, Glock pistols have developed into a family of Glock pistols with 4 calibers and 8 models, and are used by military and police equipment in more than 40 countries. Especially in the United States, it occupies 40% of the police semi-automatic pistol market, and the basic Glock 17 pistol has become one of the modern famous guns.